Article from Bean's Trees and Shrubs Hardy in the British Isles
Recommended citation 'Tripterygium' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/tripterygium/). Accessed 2023-03-22.
A genus of two or three species of shrubs, deciduous and more or less scandent. Leaves large, alternate; flowers small in terminal panicles; petals and stamens five; calyx five-lobed. The name refers to the three-winged fruit. Both species are easily cultivated in good loamy soil.